;	FOR THE OLD VIRUS   known as DO NOTHING VIRUS

;--------------------------------------------------------------------------
;		PUT INT 21H VECT. TO INT 70H (for the old virus)
;--------------------------------------------------------------------------
mov	ax,0
mov	ds,ax
push 	[84h]
pop     [1c0h]

push	[85h]
pop	[1c1h]

push	[86h]
pop	[1c2h]

push	[87h]
pop	[1c3h]

mov	ah,4ch
mov	al,1
int	21h